btrfs: cleanup, remove inode_ref_info helper
btrfs: cleanup, remove inode_ref_info helper

A simple wrapper around btrfs_find_item.

Signed-off-by: David Sterba <a2ce9d316ca04d17b520237d2846a218b8284e52@suse.cz>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs